贬值增值?exchange rate changes from 1.0 euros to the dollar to 1.2 euros to the dollareuros to the dollar 怎么理解是美元增值还是euros增值?

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贬值增值?exchange rate changes from 1.0 euros to the dollar to 1.2 euros to the dollar
euros to the dollar 怎么理解
是美元增值还是euros增值?

美元兑换欧元